Home / 42,279.36-58,283.11-33,309.01

Finding the Fourth Proportional to 42,279.36, 58,283.11 and 33,309.01

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Solution

The fourth proportional to 42,279.36, 58,283.11 and 33,309.01 is: 45,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,279.36 : 58,283.11 = 33,309.01 : x
  2. Step 2: Convert to fraction form
    42,279.36/58,283.11 = 33,309.01/x
  3. Step 3: Cross multiply
    42,279.36x = 58,283.11 × 33,309.01
  4. Step 4: Simplify right side
    42,279.36x = 1,941,352,693.82
  5. Step 5: Solve for x
    x = 1,941,352,693.82/42,279.36
  6. Step 6: Final answer
    x = 45,917.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.